CN2774063Y

CN2774063Y - Suspended edge structure of loudspeaker

Info

Publication number: CN2774063Y
Application number: CN 200520004104
Authority: CN
Inventors: 詹晏祯
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-02-18
Filing date: 2005-02-18
Publication date: 2006-04-19
Anticipated expiration: 2015-02-18

Abstract

The utility model relates to a suspended edge structure of a loudspeaker. The suspended edge has the capacity of elastic deformation and forms hollow form. The inner edge of the suspended edge is connected with a sound basin, and the outer edge of the suspended edge is positioned at a casing of the loudspeaker. A plurality of arc-shaped curved surfaces are arranged between the inner edge and the outer edge to cause that the suspended edge provides larger supporting degree to the sound basin. Consequently, the utility model avoids the status of distortion occurrence of the loudspeaker because of the oversize stroke. The number of the arc-shaped curved surfaces can be changed according to the requirements of the loudspeaker to cause sound produced by the loudspeaker have better tone quality.

Description

The outstanding limit structure of loud speaker

Technical field

The utility model provides a kind of outstanding limit structure of loud speaker, refers to especially utilize several arc surfaces that bigger supporting degree is provided, and makes loud speaker avoid causing because of stroke is excessive the outstanding limit structure of distortion.

Background technology

Since the invention of loud speaker, no matter be in family, public place, the various vehicles or electronic product, such as the place that needs sound, all visible its trace has become a kind of indispensable product among the human lives, and development along with scientific and technological progress, recreation consciousness comes back, and the human sound of playing for loud speaker requires also more and more higher, except the basic demand that plays sound, the grace of tonequality also is that the modern chooses one of purpose that loud speaker considers.

The structure of loud speaker can be divided into several sections, shell from outermost, outstanding limit, the sound basin, to inner vibration generator, and each part all is the grace whether important key that influences loud speaker tonequality, see also Fig. 5, shown in Figure 6, be the outside drawing on the outstanding limit of prior art and the profile of loud speaker, find out by knowing among the figure, this loud speaker is provided with a shell A, and the centre in the accommodation space A1 of shell A is provided with vibration generator B, and be provided with sound basin C around the vibration generator B, and the edge of sound basin C is connected in the inner edge of outstanding limit D, and the outer rim of outstanding limit D is connected in shell A, and when vibration generator B when working, this sound basin C can be in the generation sound that constantly moves back and forth up and down, and its maximum displacement up and down is the stroke of loud speaker just, and the major function of outstanding limit D promptly provides enough support of sound basin C, and outstanding limit D all makes the flexible material of apparatus made, and one arc surface D1 is set on D surface, outstanding limit, make sound basin C that one state that is fit to is provided when moving back and forth up and down.

Yet, this kind utilizes the single arc surface D1 on outstanding D surface, limit to provide sound basin C stroke required support, the big required support of stroke can can't be provided because of the restriction of arc surface D1, and when support that stroke can provide greater than outstanding limit D, the situation of distortion will take place in the sound that it produced, allow the consumer can't listen to the tonequality of grace, if arc surface D1 is strengthened, then cause supporting degree to reduce again, and can make the stroke increasing of sound basin C originally, can reduce tonequality equally, and increasing arc surface D1 certainly will change shell A and sound basin C cooperates arc surface D1, producer's cost is increased, and then price is risen, consumer's consumption wish reduces, and this kind design is at TW patent gazette the 406916th, in 464150 and No. 304651, all use this kind method.

Thus, how to solve above-mentioned prior art problems and defective, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place that research improves.

So the utility model is to collect related data because above-mentioned problem and defective, via assessing in many ways and consider, and to engage in the many years of experience of the industry accumulation, via constantly studying and revising, the beginning is designed the new structure on the outstanding limit of this kind loud speaker.

Summary of the invention

Main purpose of the present utility model is to provide a kind of outstanding limit structure of loud speaker, this structure is utilized several arc surfaces, provide bigger supporting degree to the sound basin, make loud speaker avoid offering greater than outstanding limit the support of sound basin because of stroke, and the situation of generation distortion, and the quantity of arc surface is for changing according to the demand of loud speaker, and the sound that loud speaker is produced has preferable tonequality.

For reaching above-mentioned purpose and effect, the technological means that the utility model adopted and being constructed as follows:

A kind of outstanding limit structure of loud speaker is characterized in that this outstanding limit is for being a hollow form, and outstanding limit has the ability of strain, and the inner edge on outstanding limit is connected with the sound basin, and the outer rim on outstanding limit is positioned on the shell of loud speaker, is provided with several arc surfaces and hang between limit inner edge and the outer rim.

Outstanding limit of the present utility model is with after the sound basin is connected, and several arc surfaces on outstanding limit can provide bigger supporting degree to the sound basin, avoids taking place the stroke that the sound basin produced and offers the support of sound basin greater than outstanding limit, and cause the distortion of sound.

Below with reference to accompanying drawing and preferred embodiment of the present utility model its feature and function are described in detail.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the present utility model.

Fig. 2 is an outside drawing of the present utility model.

Fig. 3 is the decomposing section of the utility model when using.

Fig. 4 is the profile of the utility model when using.

Fig. 5 is the outside drawing on the outstanding limit of prior art.

Fig. 6 is the profile of prior art loud speaker.

Symbol description among the figure:

1 outstanding limit

11 inner edges, 121 holddown grooves

12 outer rims, 13 arc surfaces

2 sound basins, 21 open-works

3 shells, 4 impellers

5 hollow pressure rings, 51 flanges

A shell A1 accommodation space

B vibration generator C sound basin

The outstanding limit of D D1 arc surface

Embodiment

See also Fig. 1, shown in Figure 2, be three-dimensional exploded view of the present utility model and outside drawing, find out by knowing among the figure, outstanding limit 1 of the present utility model is for being a hollow form, and outstanding limit is the ability with strain, and the inner edge 11 on outstanding limit 1 is connected with sound basin 2, and the outer rim 12 on outstanding limit 1 is provided with several holddown grooves 121, and is provided with several arc surfaces 13 between inner edge 11 and the outer rim 12.

See also Fig. 2, Fig. 3, shown in Figure 4, be outside drawing of the present utility model, decomposing section and profile when using, find out by knowing among the figure, when the utility model when using, to hang limit 1 inserts in the shell 3 with sound basin 2, and make the open-work 21 of sound basin 2 central parts pass impeller 4, and the outer rim 12 on outstanding limit 1 is for supporting the surface that is affixed on shell 3, continuous outer rim 12 surfaces of hollow pressure ring 5 being fixed in outstanding limit 1, and the flange 51 of pressure ring 5 bottom surfaces is embedded in the location notch 121 on outstanding limit 1, outstanding limit 1 is fixed, and then finished assembling.

And when impeller 4 in when work, this sound basin 2 can be in the generation sound that constantly moves back and forth up and down, and its maximum displacement up and down is the stroke of loud speaker just, at this moment, because of outstanding limit 1 has the ability of strain, can provide the sound basin 2 one supports so hang limit 1, and because of being provided with several arc surfaces 13 between the inner edge 11 on outstanding limit 1 and the outer rim 12, make outstanding limit 1 can provide bigger supporting degree, avoid, and the situation of distortion takes place because of the support of stroke greater than the outstanding limit 1 sound basin 2 that offers to sound basin 2.

Moreover, the quantity of this arc surface 13 is for changing according to the demand (as: broadness of range, the size of power output etc.) of loud speaker, the sound that loud speaker is produced, preferable tonequality can be arranged, and when changing the quantity of arc surface 13, for utilizing radian size and arrangement mode degree difference, make it have same width.

Again, this outstanding limit 1 is for making the flexible material of apparatus made, and this elastic material can be polyurethane.

By above-mentioned technology, the key that the outstanding limit structure of the utility model loud speaker can be improved prior art is:

Several set arc surfaces between the inner edge on the outstanding limit of utilization and the outer rim, provide bigger supporting degree to the sound basin, make loud speaker avoid offering greater than outstanding limit the support of sound basin because of stroke, and the situation of generation distortion, and the quantity of arc surface can be changed according to the demand of loud speaker, the sound that loud speaker is produced, preferable tonequality can be arranged, and when changing the quantity of arc surface, can utilize radian size and arrangement mode degree difference, make it have same width, to avoid because of behind the change arc surface, change shell again and the sound basin cooperates, producer's cost is increased, and then price is risen, the situation that consumer's consumption wish reduces takes place.

Above-mentioned detailed description is at a kind of preferable possible embodiments explanation of the utility model, only this embodiment is not in order to limit claim of the present utility model, all other do not break away from the equalization of being finished under the skill spirit that the utility model discloses to be changed and modifies change, all should be contained in the claim that the utility model contains.

In sum, the outstanding limit structure of the utility model loud speaker has obvious effect when using promotes, and really meets the patent requirement of novelty, utility model and progressive, files an application in accordance with the law.

Claims

1, a kind of outstanding limit structure of loud speaker is characterized in that, this outstanding limit is for being a hollow form, and outstanding limit has the ability of strain, and the inner edge on outstanding limit is connected with the sound basin, and the outer rim on outstanding limit is positioned on the shell of loud speaker, is provided with several arc surfaces and hang between limit inner edge and the outer rim.

2, the outstanding limit structure of loud speaker as claimed in claim 1 is characterized in that the outer rim on this outstanding limit further is provided with several holddown grooves.

3, the outstanding limit structure of loud speaker as claimed in claim 1 is characterized in that, this outstanding limit is for making the flexible material of apparatus made.

4, the outstanding limit structure of loud speaker as claimed in claim 3 is characterized in that, this elastic material is a polyurethane.